APA (7th ed.) Zitazioa

(1988). Morris dictionary of word and phrase origins / William and Mary Morris ; foreword by Isaac Asimov.

Chicago Style (17th ed.) Zitazioa

Morris Dictionary of Word and Phrase Origins / William and Mary Morris ; Foreword by Isaac Asimov. 1988.

MLA (9th ed.) Zitazioa

Morris Dictionary of Word and Phrase Origins / William and Mary Morris ; Foreword by Isaac Asimov. 1988.